This define_insn is never used, since a sign-extend to the same mode is just a move, so delete it.
Tested on x86_64-linux-gnu host for bpf-unknown-none target. gcc/ * config/bpf/bpf.md (extendsisi2): Delete useless define_insn. --- gcc/config/bpf/bpf.md | 7 ------- 1 file changed, 7 deletions(-) diff --git a/gcc/config/bpf/bpf.md b/gcc/config/bpf/bpf.md index e0a42b9f939..a64de1095ed 100644 --- a/gcc/config/bpf/bpf.md +++ b/gcc/config/bpf/bpf.md @@ -350,13 +350,6 @@ (define_insn "extendqidi2" {ldxsb\t%0,%1|%0 = *(s8 *) (%1)}" [(set_attr "type" "alu,ldx")]) -(define_insn "extendsisi2" - [(set (match_operand:SI 0 "register_operand" "=r") - (sign_extend:SI (match_operand:SI 1 "register_operand" "r")))] - "bpf_has_smov" - "{movs32\t%0,%1,32|%w0 = (s32) %w1}" - [(set_attr "type" "alu")]) - (define_insn "extendhisi2" [(set (match_operand:SI 0 "register_operand" "=r") (sign_extend:SI (match_operand:HI 1 "register_operand" "r")))] -- 2.40.1